Tire Labeling
The tires that came on your vehicle have a number of markings. Those you should be aware of are described below.
Tire Size
Whenever tires are replaced, they should be replaced with tires of the same size. Below is an example of tire size with an explanation of what each component means.
225/65R17 102T
225 - Tire width in millimeters.
65 - Aspect ratio (the tire’s section height as a percentage of its width).
R - Tire construction code (R indicates radial).
17 - Rim diameter in inches.
102 - Load index (a numerical code associated with the maximum load the tire can carry).
T - Speed symbol (an alphabetical code indicating the maximum speed rating).
Tire Identification Number (TIN)
The tire identification number (TIN) is a group of numbers and letters that look like the following example.
TIN is located on the sidewall of the tire.
DOT B97R FW6X 2202
DOT - This indicates that the tire meets all requirements of the U.S. Department of Transportation.
B97R - Manufacturer’s identification mark.
FW6X - Tire type code.
2202 - Date of manufacture. (Year Week)
Glossary of Tire Terminology
Cold Tire Pressure - The tire air pressure when the vehicle has been parked for at least three hours or driven less than 1 mile (1.6 km).
Load Rating - Means the maximum load that a tire is rated to carry for a given inflation pressure.
Maximum Inflation Pressure - The maximum tire air pressure that the tire can hold.
Maximum Load Rating - Means the load rating for a tire at the maximum permissible inflation pressure for that tire.
Recommended Inflation - Pressure The cold tire inflation pressure recommended by the manufacturer.
Treadwear Indicators (TWI) - Means the projections within the principal grooves designed to give a visual indication of the degrees of wear of the tread.
See also:
Avoiding Trouble
Check Out Your Vehicle before you leave the pavement and make sure that
all scheduled maintenance has been completed. Pay special attention to the condition
of the tires, and check the tire pressure ...
Additional Information About Your Seat Belts
Seat Belt System Components
Your seat belt system includes lap/ shoulder belts in all seating positions.
The front seat belts are also equipped with automatic seat belt tensioners.
This system uses ...
Break-in Period
Help assure your vehicle’s future reliability and performance by paying extra
attention to how you drive during the first 600 miles (1,000 km).
During this period:
Avoid full-throttle starts and ...